Please Read: This is a multipurpose economy wire cage. It is used as both a bird cage or for small animals. Wire cages are light in weight, that’s the only way we can sell this size of cage for the price we do. By being a wire cage the strength of the cage is when it is assembled correctly. Some buyers receive the package and expect heavy wire, these cages have 2.9, 2.4 & 1.5 mm wire construction.